/* uk_residential_report/static/uk_residential_report/styles.css */

/* Root variables for easy theming */
:root {
    --bg: #0b0f14;
    --card: #121821;
    --muted: rgba(255, 255, 255, 0.5);
    --text: #e6eef7;
    --accent: rgba(255, 255, 255, 0.65);
    --accent-2: #6dd3ff;
    --danger: #ff6161;
    --ring: rgba(255, 255, 255, 0.25);
    --radius: 14px;
    --shadow: 0 10px 30px rgba(0,0,0,0.35);
}

/* Page layout */
* { box-sizing: border-box; }
html, body { height: 100%; }
body {
    margin: 0;
    font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Inter, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
    background: radial-gradient(1200px 600px at 10% -10%, #122034 0%, #0b0f14 60%), var(--bg);
    color: var(--text);

    /* Center all content horizontally & vertically */
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    /* Offset upwards by 10% of viewport height */
    padding-bottom: 10vh;
}

/* Hero */
.hero {
    padding: 24px 20px;
    text-align: center;
}
.hero h1 {
    margin: 8px 0 6px;
    font-size: clamp(24px, 3.6vw, 36px);
    letter-spacing: .2px;
}
.hero p {
    margin: 0 auto;
    max-width: 720px;
    color: var(--muted);
    line-height: 1.6;
}

/* Card */
.card {
    margin: 24px auto 0;
    background: linear-gradient(180deg, rgba(255,255,255,0.10), rgba(255,255,255,0.15));
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    width: min(820px, 92vw);
    padding: 20px;
}

/* Form */
.form {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 12px;
}
.form__label {
    grid-column: 1 / -1;
    display: block;
    padding-left: 0.5rem;  /* optional indent */
    font-size: 16px;
    color: var(--muted);
}
.form__row {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.input {
    background: var(--card);
    border: 1px solid rgba(255,255,255,0.08);
    color: var(--text);
    font-size: 14px;
    padding: 14px 14px;
    border-radius: 12px;
    width: 100%;
    outline: none;
    transition: box-shadow .2s, border-color .2s, transform .03s;
    flex: 1;
}
.input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 4px var(--ring);
}
.input::placeholder { color: #98aabb; }
.input--error { border-color: var(--danger); box-shadow: 0 0 0 4px rgba(255, 97, 97, 0.25); }

/* Button */
.button {
    background: rgba(255, 255, 255, 0.15);   /* frosted white base */
    border: 1px solid rgba(255, 255, 255, 0.25);
    color: var(--text);                      /* keep readable text */
    backdrop-filter: blur(8px);              /* frosted glass effect */
    -webkit-backdrop-filter: blur(8px);      /* Safari support */
    padding: 14px 18px;
    border-radius: 12px;
    font-weight: 600;
    letter-spacing: .2px;
    cursor: pointer;
    transition: transform .03s ease, filter .15s ease;
}
.button:hover { filter: brightness(1.05); }
.button:active { transform: translateY(1px); }
.button:disabled { opacity: .55; cursor: not-allowed; }

/* Footer */
.footer {
    text-align: center;
    color: var(--muted);
    font-size: 12px;
    padding: 36px 0 26px;
    opacity: .9;
}

/* Overlay Container */
.overlay {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0, 0, 0, 0.85);
  z-index: 1000;
  color: white;
  font-size: 1.5rem;
  text-align: center;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.overlay.visible {
  display: flex;
}

.overlay-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.overlay-sub {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.75);
  margin-top: 0.5rem;
}

/* Spinner Structure */
.spinner-wrapper {
  margin-top: 2rem;
  width: 60px;
  height: 60px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.spinner {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 4px solid rgba(255, 255, 255, 0.25);
  border-top-color: #ffffff;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

.spinner-counter {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 2;
  font-size: 1.2rem;
  font-weight: bold;
}

/* Spinner Animation */
@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}